Bullet train seat turnover mechanism

The utility model provides a bullet train seat turnover mechanism which comprises a first hinge, a second hinge and a locking mechanism, one end of the first hinge is pivoted with one end of the second hinge, and the first hinge is arranged on a seat plate of a bullet train seat; the second hinge is arranged on a seat supporting leg of the bullet train seat; and the locking mechanism is arranged on the first hinge and the second hinge. It needs to be explained that when the electrical cabinet needs to be detected, the motor car seat turnover mechanism drives the seat plate to be far away from the seat supporting legs, so that the seat plate and the backrest are far away from the position where the electrical cabinet is blocked, the electrical cabinet can be opened conveniently, the working efficiency of maintenance personnel is improved, and meanwhile, the maintenance personnel can be prevented from being damaged. Through the work of the locking mechanism, the first hinge and the second hinge are mutually loc